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公开(公告)号:US3263299A
公开(公告)日:1966-08-02
申请号:US46372565
申请日:1965-06-14
Applicant: GEN ELECTRIC
Inventor: LEMASTER STAN W , MESPLAY WILLIAM B
CPC classification number: H01J19/46 , H01J19/40 , H01J21/20 , H01J2893/0006 , H01J2893/003
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公开(公告)号:US3238405A
公开(公告)日:1966-03-01
申请号:US18526062
申请日:1962-04-05
Applicant: GEN ELECTRIC
Inventor: LEMASTER STAN W , MESPLAY WILLIAM B
CPC classification number: H01J19/40 , H01J19/46 , H01J2893/0006
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